package Com.amit.corejava;

interface Z
{
	void a();
	void b();
	void c();
	void d();
}

abstract class N implements Z
{
	public void c()
	{
		System.out.println("I am C");
	}
}

public class Lab68  extends N{
	
	public void a()
	{
		System.out.println("I am a");
	}
	
	public void b()
	{
		System.out.println("I am b");
	}
	
	public void d()
	{
		System.out.println("I am d");
	}

	public static void main(String[] args) {
		
		Z a1=new Lab68();
		a1.a();
		a1.b();
		a1.c();
		a1.d();
	
	}

}
